Taking it to the next level
The Congestion Control limitation
[MSMO, July'97 CCR]
Coast-to-coast 100 Mb/s is reasonable:
1 ppm losses to get 100 mb/s over 70 ms at 1500
But 10 Gb/s (100 times faster) requires 10,000 times less loss
0.1 ppb (i.e. 1 in 1e10) over the same path
EE jargon: Noise immunity goes as the square of the window size in packets